Bunpei Ishizuka

3.3k total citations · 2 hit papers
89 papers, 2.4k citations indexed

About

Bunpei Ishizuka is a scholar working on Reproductive Medicine, Public Health, Environmental and Occupational Health and Molecular Biology. According to data from OpenAlex, Bunpei Ishizuka has authored 89 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Reproductive Medicine, 27 papers in Public Health, Environmental and Occupational Health and 20 papers in Molecular Biology. Recurrent topics in Bunpei Ishizuka's work include Reproductive Biology and Fertility (24 papers), Ovarian function and disorders (17 papers) and Circadian rhythm and melatonin (11 papers). Bunpei Ishizuka is often cited by papers focused on Reproductive Biology and Fertility (24 papers), Ovarian function and disorders (17 papers) and Circadian rhythm and melatonin (11 papers). Bunpei Ishizuka collaborates with scholars based in Japan, United States and Sri Lanka. Bunpei Ishizuka's co-authors include Masanori Itoh, Kazuhiro Kawamura, Nao Suzuki, Aaron J.W. Hsueh, S. S. C. YEN, M. E. QUIGLEY, Noriyuki Takahashi, Yoshihiko Hosoi, Shu Hashimoto and Yoshiharu Morimoto and has published in prestigious journals such as Proceedings of the National Academy of Sciences, PLoS ONE and The Journal of Clinical Endocrinology & Metabolism.

In The Last Decade

Bunpei Ishizuka

86 papers receiving 2.3k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Hippo signaling disruption and Akt stimulation of ovarian follicles for infertility treatment

2013 618 citations Kazuhiro Kawamura, Yuan Cheng et al. Proceedings of the National Academy of Sciences profile →
Current Understanding of the Etiology, Symptomatology, and Treatment Options in Premature Ovarian Insufficiency (POI)

2021 152 citations Bunpei Ishizuka Frontiers in Endocrinology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Bunpei Ishizuka Japan	23	1.0k	832	641	367	288	89	2.4k
Ralf Middendorff Germany	31	437 0.4×	1.0k 1.2×	1.1k 1.7×	189 0.5×	282 1.0×	102	2.9k
Costanzo Moretti Italy	30	437 0.4×	816 1.0×	661 1.0×	475 1.3×	212 0.7×	91	3.2k
Anna Benrick Sweden	26	748 0.7×	1.0k 1.3×	453 0.7×	119 0.3×	264 0.9×	57	2.2k
Mark Jimenez Australia	27	643 0.6×	938 1.1×	665 1.0×	118 0.3×	516 1.8×	44	2.3k
P.Y.D. Wong Hong Kong	31	343 0.3×	650 0.8×	1.4k 2.1×	181 0.5×	200 0.7×	123	3.0k
Channa Jayasena United Kingdom	33	675 0.7×	2.2k 2.7×	1.1k 1.7×	372 1.0×	509 1.8×	162	3.7k
Anthony H. Taylor United Kingdom	34	264 0.3×	585 0.7×	558 0.9×	330 0.9×	531 1.8×	80	3.3k
Nancy L. Brackett United States	32	645 0.6×	1.3k 1.6×	707 1.1×	81 0.2×	80 0.3×	98	3.1k
Jennifer W. Hill United States	28	294 0.3×	767 0.9×	989 1.5×	1.2k 3.4×	199 0.7×	61	2.9k
Omid Khorram United States	34	267 0.3×	1.3k 1.5×	506 0.8×	362 1.0×	271 0.9×	115	3.4k

Countries citing papers authored by Bunpei Ishizuka

Since Specialization

Citations

This map shows the geographic impact of Bunpei Ishizuka's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Bunpei Ishizuka with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Bunpei Ishizuka more than expected).

Fields of papers citing papers by Bunpei Ishizuka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Bunpei Ishizuka. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Bunpei Ishizuka. The network helps show where Bunpei Ishizuka may publish in the future.

Co-authorship network of co-authors of Bunpei Ishizuka

This figure shows the co-authorship network connecting the top 25 collaborators of Bunpei Ishizuka. A scholar is included among the top collaborators of Bunpei Ishizuka based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Bunpei Ishizuka. Bunpei Ishizuka is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Ishizuka, Bunpei. (2021). Current Understanding of the Etiology, Symptomatology, and Treatment Options in Premature Ovarian Insufficiency (POI). Frontiers in Endocrinology. 12. 626924–626924. 152 indexed citations breakdown →

Takahashi, Noriyuki, et al.. (2017). Cresyl Violet Stains Mast Cells Selectively: Its Application to Counterstaining in Immunohistochemistry. ZOOLOGICAL SCIENCE. 34(2). 147–150. 5 indexed citations

Kawamura, Kazuhiro, Yuan Cheng, Nao Suzuki, et al.. (2013). Hippo signaling disruption and Akt stimulation of ovarian follicles for infertility treatment. Proceedings of the National Academy of Sciences. 110(43). 17474–17479. 618 indexed citations breakdown →

Suzuki, Nao, et al.. (2011). Psychological characteristics of Japanese gynecologic cancer patients after learning the diagnosis according to the hospital anxiety and depression scale. Journal of obstetrics and gynaecology research. 37(7). 800–808. 28 indexed citations

Wada, Haruka, Satoshi Kojo, Naoki Okamoto, et al.. (2010). Successful differentiation to T cells, but unsuccessful B-cell generation, from B-cell-derived induced pluripotent stem cells. International Immunology. 23(1). 65–74. 30 indexed citations

Kobayashi, Yoichi, et al.. (2010). Complete remission with intraperitoneal cisplatin followed by prolonged oral etoposide in a stage IIIc primary leiomyosarcoma of the fallopian tube patient. Journal of obstetrics and gynaecology research. 36(4). 894–897. 4 indexed citations

Suzuki, Nao, et al.. (2010). Cryopreservation of ovarian tissue after pretreatment with a gonadotropin‐releasing hormone agonist. Reproductive Medicine and Biology. 9(4). 197–203. 3 indexed citations

Suka, Machi, et al.. (2010). Self-assessed health and menopausal symptoms among 50-year-old Japanese women. Menopause The Journal of The North American Menopause Society. 17(1). 166–173. 8 indexed citations

Aoki, Daisuke, Yoh Watanabe, Toshiko Jobo, et al.. (2009). Favourable prognosis with modified dosing of docetaxel and cisplatin in Japanese patients with ovarian cancer.. PubMed. 29(2). 561–6. 5 indexed citations

10.

Wada, Yuka, et al.. (2008). Premature ovarian failure and androgen receptor gene CAG repeat lengths weighted by X chromosome inactivation patterns. Fertility and Sterility. 91(2). 649–652. 18 indexed citations

11.

Ishizuka, Bunpei, Yoshiko Kudo, & Toshiro Tango. (2008). Cross-sectional community survey of menopause symptoms among Japanese women. Maturitas. 61(3). 260–267. 37 indexed citations

12.

Espey, Lawrence L., Rebecca A. Garcia, Bunpei Ishizuka, et al.. (2008). Expression of paralogs of cytochrome P45021a1 pseudogene (Cyp21a1-ps) and endogenous retrovirus SC1 (SC1) in the rat ovary during the ovulatory process. Journal of Endocrinology. 198(1). 231–241. 2 indexed citations

13.

Kobayashi, Yoichi, et al.. (2007). Enzymatic activities of uridine and thymidine phosphorylase in normal and cancerous uterine cervical tissues. Human Cell. 20(4). 107–110. 5 indexed citations

14.

Itoh, Masanori, et al.. (2006). Expression of luteinizing hormone/chorionic gonadotropin receptor in the rat pineal gland. Journal of Pineal Research. 41(1). 35–41. 4 indexed citations

15.

Kiguchi, Kazushige, Nao Suzuki, Yoichi Kobayashi, et al.. (2006). Characteristic expression of globotriaosyl ceramide in human ovarian carcinoma‐derived cells with anticancer drug resistance. Cancer Science. 97(12). 1321–1326. 29 indexed citations

16.

Murakami, S., et al.. (2005). Aromatherapy for Outpatients with Menopausal Symptoms in Obstetrics and Gynecology. The Journal of Alternative and Complementary Medicine. 11(3). 491–494. 22 indexed citations

17.

Kobayashi, Yoichi, et al.. (2003). Melatonin binding sites in estrogen receptor‐positive cells derived from human endometrial cancer. Journal of Pineal Research. 35(2). 71–74. 29 indexed citations

18.

Ishizuka, Bunpei, et al.. (2000). The effect of melatonin on in vitro fertilization and embryo development in mice. Journal of Pineal Research. 28(1). 48–51. 154 indexed citations

19.

Uchida, Kentaro, Tadashi Aoki, & Bunpei Ishizuka. (1999). Postoperative delirium and plasma melatonin. Medical Hypotheses. 53(2). 103–106. 26 indexed citations

20.

Hino, Hirotsugu, et al.. (1997). [Prolonged neuromuscular blockade with vecuronium in patient with triple pregnancy treated with magnesium sulfate].. PubMed. 46(2). 266–70. 3 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact